/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.seatunnel.connectors.seatunnel.redis.util;

import org.apache.seatunnel.api.serialization.DeserializationSchema;
import org.apache.seatunnel.common.exception.CommonError;
import org.apache.seatunnel.connectors.seatunnel.redis.config.RedisParameters;
import org.apache.seatunnel.format.json.JsonDeserializationSchema;

public class KeyValueMergerFactory {
    private KeyValueMergerFactory() {}

    public static KeyValueMerger createMerger(
            DeserializationSchema<?> schema, RedisParameters redisParameters) {
        if (schema == null) {
            throw CommonError.illegalArgument(
                    "deserializationSchema is null",
                    "Redis source requires a deserialization schema to parse the record with key");
        }
        if (schema instanceof JsonDeserializationSchema) {
            return new JsonKeyValueMerger(redisParameters);
        }
        throw CommonError.unsupportedOperation("Redis", schema.getClass().getTypeName());
    }
}
